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What is the difference between a central differential lock and a central differential?

1 Answers

DeKatherine

07/30/25 4:15am

Central differential lock and central differential mainly differ in their unit sizes. The central differential lock is a locking mechanism installed on the central differential, used in four-wheel-drive vehicles. The differential, when placed on the front axle, is called the front differential; when placed on the rear axle, it's the rear differential; and when placed in the middle, it's the central differential. Below are the specific details: 1. Central Differential: The central differential is an essential component of full-time four-wheel drive. The power distribution path of full-time four-wheel drive differs from that of part-time four-wheel drive. After the power output from the full-time four-wheel drive reaches the transmission, it is then output to the central differential, which dynamically adjusts to distribute the power to the front and rear wheels according to a predetermined program. 2. Central Differential Lock: The function of the central differential lock is to lock the central differential. Under certain specific road conditions, to prevent power loss through the central differential to other wheels, it is necessary to lock the central differential. Once locked, the central differential lock can be equated to a rigid connection between the front and rear axles, ensuring no power loss and significantly improving the vehicle's off-road capability.

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